| Vendor | Spec | Unit | Price | Currency | Date |
| chempricehub | National standard | Kg | 1.03 | USD | 20201121 |
| chempricehub | National standard | Kg | 0.15 | USD | 20201121 |
| chempricehub | National standard | Kg | 0.28 | USD | 20201120 |
| chempricehub | National standard | Kg | 7.55 | USD | 20201120 |
| chempricehub | National standard | Kg | 0.28 | USD | 20201120 |
| chempricehub | National standard | Kg | 0.76 | USD | 20201120 |
| chempricehub | National standard | Kg | 0.14 | USD | 20201119 |
| chempricehub | National standard | Kg | 0.92 | USD | 20201119 |
| chempricehub | National standard | Kg | 400.25 | USD | 20201119 |
| chempricehub | National standard | Kg | 0.05 | USD | 20201119 |